2023-6-6 szrg2004
products
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2023-6-6 szrg2004
products
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2023-6-6 szrg2004
products
Race-Ceiver ：
One-piece AAA-battery for operation --
Hand-Programmable , & Scanner-to-Scanner clone-able
Clear audio-sound
3-channel scannable-Receiving
CTCSS , & DCS tones (TPL / DPL-tones) built-in
6.25-khz channel-spacing
External Audio-Path Adapting functions
RX-signal audio Over-Ride /
Prior-to External-audio-sound function
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2023-5-31 szrg2004
service
Unless defects or damage are found in consumable parts with limited service life when purchasing this product, the normal wear and tear of consumable parts is not covered by the warranty. 阅读全文>>
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2023-5-31 szrg2004
service
To obtain warranty service, please contact the partner who sells this product to you.
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2023-5-31 szrg2004
service
The following payment methods are officially supported: Alipay payment, WeChat payment, Huabei installment and bank transfer.阅读全文>>
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2023-5-31 szrg2004
service
Noise cancelling headphones seem to create a quiet listening environment for us, is this to allow us to better appreciate music? In fact, noise reduction headphones were created for a deeper goal - to protect hearing.阅读全文>>
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2023-5-31 szrg2004
news
顾名思义是用于排除外界干扰的，ta的降噪原理说起来并不深奥~
它利用了波的“相消干涉”原理，具体讲，就是声波依靠周围介质的震动来进行传播。
当空气分子受到挤压开始震动，会带动相邻的空气分子继续震动，逐渐将声波传送出去。
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2023-5-31 szrg2004
products
DMR Digital Wireless-Headset --
w/ 2-time-Slots --
w/ Bluetooth built-in & allows to be linked to Cell-Phone for
in-coming-Calls answering ,
w/ TX-power 2w , & max. 5-w --2-Levels is progammable –
w/ Additional K-cord connector-Jack , allow to have an extra-Radio to
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2023-5-31 szrg2004
news
作为全球范围内卖得最好的手机“外设”产品之一，真无线蓝牙耳机（TWS）一直很受用户欢迎。不知道大家发现没有，大多数用户在选择TWS耳机的时候，一般都会挑选对应手机品牌的耳机，原因也很简单——这类产品同质化比较严重，除了外观有所区别，在功能上很难拉开差距，所以就图省事，选择了适配相对较好的同品牌耳机了。阅读全文>>
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